Vol. 404 No. 6: 24 May 2019

Published: 2019-05-24

DOI: https://doi.org/10.11646/phytotaxa.404.6

Article

Eight new species of the fern genus Polystichum (subg. Haplopolystichum; Dryopteridaceae) from limestone caves in Guizhou, China

LI-BING ZHANG, YI-FAN DUAN, MATTHIAS KROPF

Published: 2019-05-24

DOI: 10.11646/phytotaxa.404.6.1

Page range: 209–230

Abstract views: 31

PDF downloaded: 1
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New species of Bulbophyllum (Orchidaceae) in the flora of Vietnam Ⅱ

LEONID V. AVERYANOV, KHANG SINH NGUYEN, BA VUONG TRUONG, VAN CANH NGUYEN, TATIANA V. MAISAK, TRAN HUY THAI, PHAM THI THANH DAT, BAO NGAN TU

Published: 2019-05-24

DOI: 10.11646/phytotaxa.404.6.2

Page range: 231–244

Abstract views: 33

PDF downloaded: 1
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Morphological and molecular identification of a new species of Eichleriella (Auriculariales, Basidiomycota) in China

XIANG-FU LIU, SHAN SHEN, CHANG-LIN ZHAO

Published: 2019-05-24

DOI: 10.11646/phytotaxa.404.6.3

Page range: 245–254

Abstract views: 34

PDF downloaded: 2
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Taxonomic studies on the genus Delphinium (Ranunculaceae) from China (XIX): The identity of D. calthifolium from northern Sichuan

QIONG YUAN, QIN-ER YANG

Published: 2019-05-24

DOI: 10.11646/phytotaxa.404.6.4

Page range: 255–260

Abstract views: 26

PDF downloaded: 2
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Three new Fragilaria species (Bacillariophyta) from low-conductivity mountain freshwaters (Alps and Apennines)

MARCO CANTONATI, NICOLA ANGELI, HORST LANGE-BERTALOT

Published: 2019-05-24

DOI: 10.11646/phytotaxa.404.6.5

Page range: 261–274

Abstract views: 36

PDF downloaded: 1
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Vol. 404 No. 6: 24 May 2019

Article

**Eight new species of the fern genus Polystichum (subg. Haplopolystichum; Dryopteridaceae) from limestone caves in Guizhou, China**

**New species of Bulbophyllum (Orchidaceae) in the flora of Vietnam** Ⅱ

**Morphological and molecular identification of a new species of Eichleriella (Auriculariales, Basidiomycota) in China**

**Taxonomic studies on the genus Delphinium (Ranunculaceae) from China (XIX): The identity of D. calthifolium from northern Sichuan**

**Three new Fragilaria species (Bacillariophyta) from low-conductivity mountain freshwaters (Alps and Apennines)**

Vol. 404 No. 6: 24 May 2019

Article

Eight new species of the fern genus Polystichum (subg. Haplopolystichum; Dryopteridaceae) from limestone caves in Guizhou, China

New species of Bulbophyllum (Orchidaceae) in the flora of Vietnam Ⅱ

Morphological and molecular identification of a new species of Eichleriella (Auriculariales, Basidiomycota) in China

Taxonomic studies on the genus Delphinium (Ranunculaceae) from China (XIX): The identity of D. calthifolium from northern Sichuan

Three new Fragilaria species (Bacillariophyta) from low-conductivity mountain freshwaters (Alps and Apennines)

**Eight new species of the fern genus Polystichum (subg. Haplopolystichum; Dryopteridaceae) from limestone caves in Guizhou, China**

**New species of Bulbophyllum (Orchidaceae) in the flora of Vietnam** Ⅱ

**Morphological and molecular identification of a new species of Eichleriella (Auriculariales, Basidiomycota) in China**

**Taxonomic studies on the genus Delphinium (Ranunculaceae) from China (XIX): The identity of D. calthifolium from northern Sichuan**

**Three new Fragilaria species (Bacillariophyta) from low-conductivity mountain freshwaters (Alps and Apennines)**